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Mirrors > Home > NFE Home > Th. List > rb-imdf | Unicode version |
Description: The definition of
implication, in terms of ![]() ![]() |
Ref | Expression |
---|---|
rb-imdf |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | imor 401 |
. 2
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2 | rb-bijust 1514 |
. 2
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3 | 1, 2 | mpbi 199 |
1
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Colors of variables: wff setvar class |
Syntax hints: ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 177 df-or 359 |
This theorem is referenced by: re1axmp 1529 re2luk1 1530 re2luk2 1531 re2luk3 1532 |
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